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Fix coredump generation (#9605)

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This commit is contained in:
Oscar Salvador 2018-03-06 13:54:25 +01:00 committed by radare
parent 3d1689bd3c
commit 61765c3e15
2 changed files with 7 additions and 9 deletions
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14
libr/debug/p/native/linux/linux_coredump.c
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@ -648,12 +648,11 @@ static int get_info_mappings(linux_map_entry_t *me_head, size_t *maps_size) {
linux_map_entry_t *p;
int n_entries;
for (n_entries = 0, p = me_head; p; p = p->n) {
if (p->dumpeable) {
*maps_size += p->end_addr - p->start_addr;
}
/* We don't count maps which does not have r/w perms */
if ((p->perms & R_IO_READ) || (p->perms & R_IO_WRITE))
if ((p->perms & R_IO_READ) || (p->perms & R_IO_WRITE) && p->dumpeable) {
*maps_size += p->end_addr - p->start_addr;
n_entries++;
}
}
return n_entries;
}
@ -755,7 +754,6 @@ static bool dump_elf_map_content(RDebug *dbg, RBuffer *dest, linux_map_entry_t *
linux_map_entry_t *p;
ut8 *map_content;
size_t size;
size_t rbytes;
bool ret;
eprintf ("dump_elf_map_content starting\n\n");
@ -769,9 +767,9 @@ static bool dump_elf_map_content(RDebug *dbg, RBuffer *dest, linux_map_entry_t *
if (!map_content) {
return false;
}
rbytes = dbg->iob.read_at (dbg->iob.io, p->start_addr, map_content, size);
if (rbytes != size) {
eprintf ("dump_elf_map_content: size not equal\n");
ret = dbg->iob.read_at (dbg->iob.io, p->start_addr, map_content, size);
if (!ret) {
eprintf ("Problems reading %d bytes at %"PFMT64x"\n", size, p->start_addr);
} else {
ret = r_buf_append_bytes (dest, (const ut8*)map_content, size);
if (!ret) {

2
libr/debug/p/native/linux/linux_coredump.h
View File

@ -47,7 +47,7 @@
#define XSTATE_SSE_MASK (X87_BIT|SSE_BIT)
#define XSTATE_AVX_MASK (XSTATE_SSE_MASK|AVX_BIT)
#define XSTATE_MPX_MASK MPX_BIT
#define XSTATE_MPX_MASK (MPX_BIT|XSTATE_AVX_MASK|XSTATE_SSE_MASK)
#define XSTATE_AVX512_MASK (XSTATE_AVX_MASK|AVX512_FULL_BIT)
/*********************************/
#endif